Cement compositions containing a polysaccharide and a salt and m

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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166293, C04B 7353

Patent

active

046629432

ABSTRACT:
A novel cement composition comprising (1) cement, (2) at least one salt, and (3) at least one polysaccharide or mixture of polysaccharides having a solution time greater than about 10 minutes; aqueous slurries prepared from these novel cement compositions and a method of cementing casing in the borehole of a well using such novel aqueous cement slurries.

REFERENCES:
patent: 2580565 (1952-01-01), Ludwig
patent: 3465824 (1969-09-01), Kucera
patent: 3465825 (1969-09-01), Hook et al.
patent: 3483007 (1969-12-01), Hook
patent: 3959003 (1976-05-01), Ostroot et al.
patent: 4462836 (1984-07-01), Baker et al.
patent: 4462837 (1984-07-01), Baker et al.

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